Glossary

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cluster

The smallest allocation unit in the FAT, FAT32, and NTFS file systems. One cluster consists of a fixed number of disk sectors.

When two or four servers (called nodes) are linked in a network, and run cluster software that allows each node access to the shared disks.

See master and media server cluster.

A set of hosts (each termed a node) that share a set of disks and are connected by a set of redundant heartbeat networks.

A set of hosts (each termed a node) that share a set of disks and are connected by a set of redundant heartbeat networks.

A pair of storage systems connected so that one system can detect when the other is not working and, if so, can serve the failed system data. When storage systems are clustered, each system is also referred to as a node.

A set of host machines (nodes) that shares a set of disks.

A cluster is one or more computers that are linked together for the purpose of multiprocessing and high availability. The term is used synonymously with VCS cluster, meaning one or more computers that are part of the same GAB membership.

A set of hosts that share a set of disks.

A set of hosts (each termed a node) that share a set of disks.